Re: Possible index issue on 9.5 slave
| От | Ian Barwick |
|---|---|
| Тема | Re: Possible index issue on 9.5 slave |
| Дата | |
| Msg-id | 53A25A47.7050109@2ndquadrant.com обсуждение исходный текст |
| Ответ на | Re: Possible index issue on 9.5 slave (Peter Geoghegan <pg@heroku.com>) |
| Список | pgsql-hackers |
On 19/06/14 12:30, Peter Geoghegan wrote: > On Wed, Jun 18, 2014 at 8:09 PM, Ian Barwick <ian@2ndquadrant.com> wrote: >> Interesting, I'll take a look later. > > I'm pretty suspicious of incompatibilities that may exist between the > two sets of OS collations involved here. We aren't very clear on the > extent to which what you're doing is supported, but it's certainly the > case that bttextcmp()/varstr_cmp()/strcoll() return values must be > immutable between the two systems. Still, it should be possible to > determine if that's the problem using btreecheck. > > Do you get perfectly consistent answers between the two when you ORDER BY login? Hmm, nope, different sort order. Regards Ian Barwick -- Ian Barwick http://www.2ndQuadrant.com/ PostgreSQL Development, 24x7 Support, Training & Services
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